Merge pull request #8 from fonk-apps/delete_function

New delete function, implemented with Fission/Python

Author: petecj2

guestbook/faas/fission/python/delete/build.sh

@@ -0,0 +1,3 @@
+#!/bin/sh
+pip3 install -r ${SRC_PKG}/requirements.txt -t ${SRC_PKG} && cp -r ${SRC_PKG} ${DEPLOY_PKG}
+

guestbook/faas/fission/python/delete/delete.py

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+import pymongo
+import json
+
+from flask import request, Flask, Response
+
+MONGODB_HOST = "fonkdb-mongodb.default"
+MONGODB_PORT = 27017
+MONGODB_NAME = "guestbook_app"
+MONGODB_COLLECTION = "entries"
+
+def main():
+    try:
+        client = pymongo.MongoClient("mongodb://{}".format(MONGODB_HOST), int(MONGODB_PORT))
+        collection = client[MONGODB_NAME][MONGODB_COLLECTION]
+        result = collection.remove({})
+        return response(json.dumps(result,indent=2), 200)
+    except pymongo.errors.PyMongoError as err:
+        return response({"error": "MongoDB error: " + str(err)}, 500)
+    except Exception as err:
+        return response({"error": str(err)}, 500)
+
+def response(body, status):
+    return Response(str(body), status, {"Content-Type": "application/json", "Access-Control-Allow-Origin": "*"})

guestbook/faas/fission/python/delete/requirements.txt

@@ -0,0 +1,2 @@
+pymongo
+